JPH0152584B2 - - Google Patents
Info
- Publication number
- JPH0152584B2 JPH0152584B2 JP55060798A JP6079880A JPH0152584B2 JP H0152584 B2 JPH0152584 B2 JP H0152584B2 JP 55060798 A JP55060798 A JP 55060798A JP 6079880 A JP6079880 A JP 6079880A JP H0152584 B2 JPH0152584 B2 JP H0152584B2
- Authority
- JP
- Japan
- Prior art keywords
- armature
- valve
- valve seat
- fuel injector
- guide pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000446 fuel Substances 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 11
- 239000000696 magnetic material Substances 0.000 claims description 9
- 230000007774 longterm Effects 0.000 claims description 2
- 239000011162 core material Substances 0.000 description 17
- 239000007921 spray Substances 0.000 description 17
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0685—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature and the valve being allowed to move relatively to each other or not being attached to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
- F02M2200/505—Adjusting spring tension by sliding spring seats
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S239/00—Fluid sprinkling, spraying, and diffusing
- Y10S239/19—Nozzle materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S239/00—Fluid sprinkling, spraying, and diffusing
- Y10S239/90—Electromagnetically actuated fuel injector having ball and seat type valve
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/038,009 US4231525A (en) | 1979-05-10 | 1979-05-10 | Electromagnetic fuel injector with selectively hardened armature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55151157A JPS55151157A (en) | 1980-11-25 |
| JPH0152584B2 true JPH0152584B2 (de) | 1989-11-09 |
Family
ID=21897582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6079880A Granted JPS55151157A (en) | 1979-05-10 | 1980-05-09 | Electromagnetic fuel injector |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4231525A (de) |
| JP (1) | JPS55151157A (de) |
| CA (1) | CA1124601A (de) |
| DE (1) | DE3016993A1 (de) |
| GB (1) | GB2050698B (de) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2925187A1 (de) * | 1979-06-22 | 1981-01-08 | Bosch Gmbh Robert | Kraftstoff-einspritzduese fuer brennkraftmaschinen |
| FR2466630B1 (fr) * | 1979-10-05 | 1985-06-28 | Weber Spa | Injecteur a actionnement electromagnetique, pour moteurs a combustion interne |
| US4393994A (en) * | 1981-04-06 | 1983-07-19 | General Motors Corporation | Electromagnetic fuel injector with flexible disc valve |
| DE3301501A1 (de) * | 1982-01-28 | 1983-08-04 | General Motors Corp., Detroit, Mich. | Elektromagnetische kraftstoffeinspritzeinrichtung |
| GB2124034B (en) * | 1982-06-28 | 1986-09-10 | Imp Clevite Inc | Solenoid valve |
| DE3230844A1 (de) * | 1982-08-19 | 1984-02-23 | Robert Bosch Gmbh, 7000 Stuttgart | Elektromagnetisch betaetigbares ventil |
| JPS5973572U (ja) * | 1982-11-09 | 1984-05-18 | 三菱自動車工業株式会社 | 電磁式燃料噴射装置 |
| JPS5973574U (ja) * | 1982-11-10 | 1984-05-18 | 三菱自動車工業株式会社 | 電磁式燃料噴射装置 |
| JPS5973575U (ja) * | 1982-11-10 | 1984-05-18 | 三菱自動車工業株式会社 | 電磁式燃料噴射装置 |
| US4552311A (en) * | 1983-09-23 | 1985-11-12 | Allied Corporation | Low cost unitized fuel injection system |
| DE3408012A1 (de) | 1984-03-05 | 1985-09-05 | Gerhard Dipl.-Ing. Warren Mich. Mesenich | Elektromagnetisches einspritzventil |
| DE3437162A1 (de) * | 1984-10-10 | 1986-04-17 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Elektromagnetisch betaetigbares kraftstoffeinspritzventil |
| US4875658A (en) * | 1986-10-08 | 1989-10-24 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Electromagnetic valve |
| GB2198589B (en) * | 1986-11-15 | 1990-09-12 | Hitachi Ltd | Electromagnetic fuel injector |
| US4951878A (en) * | 1987-11-16 | 1990-08-28 | Casey Gary L | Pico fuel injector valve |
| DE8802722U1 (de) * | 1988-03-01 | 1988-04-14 | Industrial Technology Research Institute, Hsinchu | Minitreibstoffinjektor |
| US4796855A (en) * | 1988-03-15 | 1989-01-10 | General Motors Corporation | PWM electromagnetic valve with selective case hardening |
| JP3285092B2 (ja) * | 1990-10-12 | 2002-05-27 | 株式会社日立製作所 | 走査形電子顕微鏡、及び走査形電子顕微鏡による試料像形成方法 |
| US5288025A (en) * | 1992-12-18 | 1994-02-22 | Chrysler Corporation | Fuel injector with a hydraulically cushioned valve |
| US5271565A (en) * | 1992-12-18 | 1993-12-21 | Chrysler Corporation | Fuel injector with valve bounce inhibiting means |
| US5289627A (en) * | 1992-12-18 | 1994-03-01 | Chrysler Corporation | Fuel injector assembly and calibration method |
| US5488340A (en) * | 1994-05-20 | 1996-01-30 | Caterpillar Inc. | Hard magnetic valve actuator adapted for a fuel injector |
| US5449119A (en) * | 1994-05-25 | 1995-09-12 | Caterpillar Inc. | Magnetically adjustable valve adapted for a fuel injector |
| US6161770A (en) * | 1994-06-06 | 2000-12-19 | Sturman; Oded E. | Hydraulically driven springless fuel injector |
| US6257499B1 (en) | 1994-06-06 | 2001-07-10 | Oded E. Sturman | High speed fuel injector |
| US5479901A (en) * | 1994-06-27 | 1996-01-02 | Caterpillar Inc. | Electro-hydraulic spool control valve assembly adapted for a fuel injector |
| US5494220A (en) * | 1994-08-08 | 1996-02-27 | Caterpillar Inc. | Fuel injector assembly with pressure-equalized valve seat |
| US5605289A (en) * | 1994-12-02 | 1997-02-25 | Caterpillar Inc. | Fuel injector with spring-biased control valve |
| US6148778A (en) * | 1995-05-17 | 2000-11-21 | Sturman Industries, Inc. | Air-fuel module adapted for an internal combustion engine |
| US5720318A (en) * | 1995-05-26 | 1998-02-24 | Caterpillar Inc. | Solenoid actuated miniservo spool valve |
| US5597118A (en) * | 1995-05-26 | 1997-01-28 | Caterpillar Inc. | Direct-operated spool valve for a fuel injector |
| US5758626A (en) * | 1995-10-05 | 1998-06-02 | Caterpillar Inc. | Magnetically adjustable valve adapted for a fuel injector |
| GB9613730D0 (en) * | 1996-07-01 | 1996-09-04 | Perkins Ltd | An electro-magnetically operated valve |
| DE19639117A1 (de) | 1996-09-24 | 1998-03-26 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
| US6056214A (en) * | 1997-11-21 | 2000-05-02 | Siemens Automotive Corporation | Fuel injector |
| DE19757169A1 (de) * | 1997-12-20 | 1999-07-01 | Telefunken Microelectron | Verfahren zur Herstellung eines elektromagnetischen Aktuators |
| US6085991A (en) * | 1998-05-14 | 2000-07-11 | Sturman; Oded E. | Intensified fuel injector having a lateral drain passage |
| AUPP703598A0 (en) * | 1998-11-11 | 1998-12-03 | Invent Engineering Pty Ltd | Solenoid actuator |
| JP2001050133A (ja) * | 1999-08-06 | 2001-02-23 | Hitachi Ltd | 電子燃料噴射弁 |
| WO2003042526A1 (fr) * | 2001-11-16 | 2003-05-22 | Hitachi, Ltd. | Soupape d'injection de carburant |
| JP2003301757A (ja) * | 2002-04-09 | 2003-10-24 | Aisan Ind Co Ltd | 電磁式燃料噴射弁 |
| US8523090B2 (en) * | 2009-12-23 | 2013-09-03 | Caterpillar Inc. | Fuel injection systems and armature housings |
| US20140352825A1 (en) * | 2013-05-31 | 2014-12-04 | International Engine Intellectual Property Company | Control valve with contact surface hardened end caps |
| DE102015121707A1 (de) | 2015-12-14 | 2017-06-14 | Eto Magnetic Gmbh | Elektromagnetische Stellvorrichtung sowie Stellsystem |
| DE102017222985A1 (de) * | 2017-12-18 | 2019-06-19 | Robert Bosch Gmbh | Ventil, insbesondere Saugventil,in einer Hochdruckpumpe eines Kraftstoffeinspritzsystems |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1464993A1 (de) * | 1964-03-05 | 1969-10-09 | Harting Elektro W | Elektrohubmagnet |
| US3653630A (en) * | 1970-07-15 | 1972-04-04 | Bendix Corp | Solenoid valve with plural springs |
| US3731881A (en) * | 1972-02-24 | 1973-05-08 | Bowmar Instrument Corp | Solenoid valve with nozzle |
| DE2541392B2 (de) * | 1975-09-17 | 1977-09-29 | Philips Patentverwaltung GmbH, 20O0 Hamburg | Verfahren zur herstellung eines elektromagneten mit einem magnetanker |
| US4218021A (en) * | 1977-10-03 | 1980-08-19 | General Motors Corporation | Electromagnetic fuel injector |
-
1979
- 1979-05-10 US US06/038,009 patent/US4231525A/en not_active Expired - Lifetime
- 1979-12-13 CA CA341,910A patent/CA1124601A/en not_active Expired
-
1980
- 1980-04-24 GB GB8013535A patent/GB2050698B/en not_active Expired
- 1980-04-30 DE DE19803016993 patent/DE3016993A1/de active Granted
- 1980-05-09 JP JP6079880A patent/JPS55151157A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55151157A (en) | 1980-11-25 |
| GB2050698B (en) | 1983-04-13 |
| DE3016993A1 (de) | 1980-11-20 |
| CA1124601A (en) | 1982-06-01 |
| GB2050698A (en) | 1981-01-07 |
| DE3016993C2 (de) | 1990-06-07 |
| US4231525A (en) | 1980-11-04 |
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